Home / 3,028.40-4,183.44-2,338.64

Finding the Fourth Proportional to 3,028.40, 4,183.44 and 2,338.64

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Solution

The fourth proportional to 3,028.40, 4,183.44 and 2,338.64 is: 3,230.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.40 : 4,183.44 = 2,338.64 : x
  2. Step 2: Convert to fraction form
    3,028.40/4,183.44 = 2,338.64/x
  3. Step 3: Cross multiply
    3,028.40x = 4,183.44 × 2,338.64
  4. Step 4: Simplify right side
    3,028.40x = 9,783,560.12
  5. Step 5: Solve for x
    x = 9,783,560.12/3,028.40
  6. Step 6: Final answer
    x = 3,230.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.